Abstract
Reactions of (Et4N) (Tp*WS3) (A) (Tp* =hydridotris(3, 5 ‐ dimethylpyrazol ‐ 1 ‐ yl)borate) and Cu (I) salts [Cu(MeCN)4]PF6 with di(pyridin‐4‐yl)sulfane (L1) or bis(4‐(pyridin‐4‐yl)phenyl)methanone (L2) gave rise to two W/Cu/ S cluster‐based supramolecular compounds with the formula of [Tp*WS3Cu2(L1)]2(PF6)2·2MeCN·2CHCl3 (1·2MeCN· 2CHCl3) and [Tp*WS3Cu2(L2) (MeCN)]2(PF6)2·4MeCN (2·4MeCN), respectively. Both cluster ‐ based supramolecular compounds were structurally characterized by single ‐ crystal X ‐ ray diffraction, 1H NMR, MS, IR, UV ‐ Vis, and elemental analysis. Single crystal X ‐ ray diffraction demonstrates that both compounds are cationic cluster ‐ based supramolecule frames with similar butterfly ‐ like cores. 1H NMR and high ‐ resolution electrospray ionization mass spectrometry (HRESI ‐ MS) demonstrated their stability in DMF solution. In addition, the Z ‐ scan measurement reveals the third‐order nonlinear optical responses of 1·2MeCN·2CHCl3 and 2·4MeCN were enhanced compared to that of their precursor A. CCDC: 2257638, 1·2MeCN·2CHCl3; 2257639, 2·4MeCN.
| Translated title of the contribution | [WS3Cu2] cluster⁃based supramolecular frame: Assembly, structure, and third⁃order nonlinear optical response |
|---|---|
| Original language | Chinese (Traditional) |
| Pages (from-to) | 71-78 |
| Number of pages | 8 |
| Journal | Chinese Journal of Inorganic Chemistry |
| Volume | 40 |
| Issue number | 1 |
| DOIs | |
| State | Published - 2024 |
| Externally published | Yes |
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